Omron NX-SL3300 User Manual page 424

12 Troubleshooting
TS indicator
2-second inter-
val
1-second inter-
val
12 - 12
FS indicator
Internal Circuit Error at Safety Input
1-second inter-
val
Discrepancy Error at Safety Input
1-second inter-
val
Overload Detected at Test Output
1-second inter-
val
Stuck-at-high Detected at Test Out-
put
1-second inter-
val
Internal Circuit Error at Test Output
1-second inter-
val
Short Circuit Detected at Safety Out-
put
1-second inter-
val
Stuck-at-high Detected at Safety
Output
1-second inter-
val
Internal Circuit Error at Safety Out-
put
1-second inter-
val
--- Initializing
System Error
NX Bus I/O Communications Stop-
ped
1-second inter-
val
NX Unit I/O Communications Error
1-second inter-
val
Cause
Refer to Internal Circuit Error at
Safety Input ( page 12 - 77).
Refer to Discrepancy Error at Safety
Input ( page 12 - 83).
Refer to Overload Detected at Test
Output ( page 12 - 84).
Refer to Stuck-at-high Detected at
Test Output ( page 12 - 85).
Refer to Internal Circuit Error at Test
Output ( page 12 - 78).
Refer to Short Circuit Detected at
Safety Output ( page 12 - 86).
Refer to Stuck-at-high Detected at
Safety Output ( page 12 - 87).
Refer to Internal Circuit Error at
Safety Output ( page 12 - 79).
Status is normal. Wait until process-
ing is completed.
Refer to System Error ( page
12 - 69).
Refer to NX Bus I/O Communica-
tions Stopped ( page 12 - 76).
Refer to NX Unit I/O Communica-
tions Error ( page 12 - 73).
NX-series Safety Control Unit User's Manual (Z930)
Corrective action